public void setting(bool hard) { setshared(); if (hard) // is hard { sharedobj.setHardLevel(true); btn_hard.GetComponent <Image>().sprite = btn[1]; btn_easy.GetComponent <Image>().sprite = btn[0]; } else // is easy { sharedobj.setHardLevel(false); btn_hard.GetComponent <Image>().sprite = btn[0]; btn_easy.GetComponent <Image>().sprite = btn[1]; } Debug.Log(sharedobj.getHardLevel()); }